{
 "cells": [
  {
   "cell_type": "markdown",
   "id": "independent-schema",
   "metadata": {},
   "source": [
    "### jupyter notebook的快捷键"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "collaborative-pressure",
   "metadata": {},
   "source": [
    " * alt+enter   执行当前行，并在下方插入一行\n",
    " * ctrl+enter    执行当前行\n",
    " * shift+enter   执行当前行，光标移动到下一行\n",
    " * 在插入模式按esc回到命令模式\n",
    " * 在命令模式下按enter键进入编辑模式\n",
    " * 在命令模式下按a 在当前行的上面插入一行\n",
    " * 在命令模式下按b 在当前行的下面插入一行\n",
    " * 快捷删除一行，在命令模式下按两下d， 也就是dd"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "id": "cheap-state",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "1"
      ]
     },
     "execution_count": 3,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "a = 1\n",
    "a"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "conscious-cathedral",
   "metadata": {},
   "source": [
    "### conda 常用命令"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "architectural-bermuda",
   "metadata": {},
   "source": [
    "* conda  -V\t\t\t\t\t\t    查看版本号\n",
    "* conda  -h\t\t\t\t\t\t    查看帮助文档\n",
    "* conda  env  list\t\t\t\t\t    查看虚拟环境列表\n",
    "* conda  create  -n  your_env_name\t \t    创建虚拟环境\n",
    "* conda  create  -n  your_env_name  python=3.6\t    创建虚拟环境并指定python版本\n",
    "* activate  your_env_name\t\t\t\t    进入某个虚拟环境\n",
    "* conda deactivate \t\t\t\t\t\t    退出虚拟环境\n",
    "* conda list    查看当前环境下有哪些包\n",
    "* conda  install  package_name\t\t\t    安装指定的包\n",
    "* conda  uninstall  package_name\t\t\t    删除指定的包\n",
    "* conda  remove  -n  your_env_name  --all\t    删除某个环境\n"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "favorite-pleasure",
   "metadata": {},
   "source": [
    "![](imgs/Snipaste_2021-09-10_17-17-05.png)"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "prepared-indiana",
   "metadata": {},
   "source": [
    "![](imgs/Snipaste_2021-09-10_17-21-50.png)"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "median-announcement",
   "metadata": {},
   "source": [
    "![](imgs/Snipaste_2021-09-10_17-36-41.png)"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "existing-peoples",
   "metadata": {},
   "source": [
    "![](imgs/Snipaste_2021-09-10_17-37-18.png)"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "alternate-anime",
   "metadata": {},
   "source": [
    "![](imgs/Snipaste_2021-09-10_17-38-11.png)"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "included-fusion",
   "metadata": {},
   "source": [
    "![](imgs/Snipaste_2021-09-10_17-39-56.png)"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "fantastic-understanding",
   "metadata": {},
   "source": [
    "![](imgs/Snipaste_2021-09-10_17-42-24.png)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "determined-sensitivity",
   "metadata": {},
   "outputs": [],
   "source": []
  }
 ],
 "metadata": {
  "kernelspec": {
   "display_name": "Python 3",
   "language": "python",
   "name": "python3"
  },
  "language_info": {
   "codemirror_mode": {
    "name": "ipython",
    "version": 3
   },
   "file_extension": ".py",
   "mimetype": "text/x-python",
   "name": "python",
   "nbconvert_exporter": "python",
   "pygments_lexer": "ipython3",
   "version": "3.8.5"
  }
 },
 "nbformat": 4,
 "nbformat_minor": 5
}
